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Apr 08 05 08: 02a p' 2 <br /> California Department of Toxic Substances Control HML No.: A000819 <br /> HAZARDOUS MATERIALS LABORATORY To: A000820 <br /> 700 Heinz Avenue,Suite 100, Berkeley,CA 94710 Auth.No.: HMU5607 <br /> Page: 1 <br /> Laboratory Analysis Report of: 2 <br /> Waste Extraction Test for Copper <br /> Date Collected: <br /> Requestor's Name: Leo Valdez Date Received: 1/12/2005 <br /> Requestor's Address:700 Heinz Avenue, suite 200 Date Extracted: 4/4/2005 <br /> Berkeley CA 94710 Date Analyzed: 4/7(2(105 <br /> Site or Location: Mepco Label systems <br /> Site Address: 29 North Aurora St. <br /> Stockton,CA 95201 <br /> Analytical Procedure: EPA SW-846 60108 &HML Method 9105 <br /> Samples are extracted with 0.20 M Citrate Buffer at pH 5(ratio of 1:10), using a mechanical <br /> shaker for 48 hours. Extracts are centrifuged and filtered through a 0.45 micron filter. <br /> Metal analysis of the extract is by ICPAES (EPA#60108). <br /> HML Collector's Sample Capper MDL <br /> Number: Sample No.: Matrix: mg/L mg/L <br /> A000819 Mepco#1 Solid 83.1 0.10 <br /> AC00820 Mepco#2 Liquid' 37.8 0.10 <br /> a <br /> Comments:'=The liquid sample was filtered as such through the 0.45 micron filter. <br /> 4i/7/d5 qr Chemist: K hyap Thakore Date <br /> ICP Analyst: x✓ Ot-Va d <br /> Merlyn He Guzman Date <br /> E 1 <br /> Supervisor. / 4?�'r ��7lOr � <br /> Jame Garcha Date +� <br /> m <br /> D � <br /> YNo y1 5 <br /> a F 8 <br /> O 11 <br />